Interim Baseline Radiological Investigation Report
November 14, 2012
Bear Lodge Project, for Rare Element Resources, Inc.
Rev.1
3
The collection of soil samples and other quality-affecting work performed during the August
2011 investigation were conducted in accordance with
•
the requirements of Section 2.3.3 of the SAP;
•
applicable ERG Standard Operating Procedures; and
•
Knight Piésold’s Health and Safety Program and the
Bear Lodge Project Health and
Safety Plan
, Draft (Knight Piésold, 2011).
1.3
Organization and Contents
Following this introduction, Section 2 summarizes the scope of the investigation and
identifies any deviations from the SAP. Section 3 documents the results of the gamma
survey and associated predictions of exposure rates. Section 4 documents the analytical
results for soil samples and predictions of radium-226 (Ra-226) concentrations in surface
soil samples from gamma survey results. Section 5 discusses associated data quality
issues. Section 6 presents the results of radon flux measurements. Sections 7 and 8
present the ambient radon and particulate concentrations (long-lived radionuclides, stable
rare earth elements, and fractions of particulate matter) in air, respectively. Section 9
presents the results of ambient gamma dose rate monitoring. Section 10 presents the
summary and conclusions. References are provided in Section 11.
